19510150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1867}}^1$

素因数の和:1909

約数の個数: 48

約数和(自身を含む): 41693760

約数和(自身を除く): 22183610

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 950, 1045, 1867, 2090, 3734, 5225, 9335, 10450, 18670, 20537, 35473, 41074, 46675, 70946, 93350, 102685, 177365, 205370, 354730, 390203, 513425, 780406, 886825, 1026850, 1773650, 1951015, 3902030, 9755075, 19510150]

約数ペア:

[(1, 19510150), (2, 9755075), (5, 3902030), (10, 1951015), (11, 1773650), (19, 1026850), (22, 886825), (25, 780406), (38, 513425), (50, 390203), (55, 354730), (95, 205370), (110, 177365), (190, 102685), (209, 93350), (275, 70946), (418, 46675), (475, 41074), (550, 35473), (950, 20537), (1045, 18670), (1867, 10450), (2090, 9335), (3734, 5225)]